#77CA39#77CA39

#77CA39 is a light, vivid yellow-green. Relative luminance 0.465; OKLCH L 75.8% C 0.194 H 134.8°. Best body text is #000000 at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#77CA39
RGB	rgb(119, 202, 57)
HSL	hsl(94, 58%, 51%)
HSV	hsv(94, 72%, 79%)
CMYK	cmyk(41.1%, 0%, 71.8%, 20.8%)
CIE-LAB	lab(73.84, -48.84, 60.95)
CIE-LCH	lch(73.84, 78.11, 128.71°)
OKLab	oklab(75.81% -0.1365 0.1374)
OKLCH	oklch(75.81% 0.194 134.8)
XYZ	xyz(29.4662, 46.4568, 11.2846)
Luminance	0.4646 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#77CA39 #8C39CA

analogous

#BFCA39 #77CA39 #39CA43

triadic

#77CA39 #3977CA #CA3977

tetradic

#77CA39 #39BFCA #8C39CA #CA4339

square

#77CA39 #39BFCA #8C39CA #CA4339

split-complementary

#77CA39 #4339CA #CA39BF

monochromatic

#3F6C1D #5B9C2A #77CA39 #98D769 #B9E49A

Accessibility & contrast

On white

2.04

#77CA39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.29

#77CA39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #77CA39

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##77CA39	#FFFFFF	#000000	##000000
##77CA39	1.00	2.04	10.29	10.29
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.29	21.00	1.00	1.00
##000000	10.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA1F

Deuteranopia (green-blind)

#C6B347

Tritanopia (blue-blind)

#75C2AE

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #77ca39;
/* rgb */ color: rgb(119, 202, 57);
/* oklch */ color: oklch(75.8% 0.194 134.8);

Tailwind

colors: {
  custom: {
    50: '#a5db78',
    500: '#77ca39',
    950: '#000000',
  },
}

SCSS

$custom: #77ca39;
$custom-light: #a5db78;
$custom-dark: #000000;

JSON

{
  "hex": "#77ca39",
  "rgb": {
    "r": 119,
    "g": 202,
    "b": 57
  },
  "hsl": {
    "h": 94.345,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.75812,
    "c": 0.19364,
    "h": 134.8
  },
  "luminance": 0.46458
}

Semantic roles & 50–950 ramp

primary

#77CA39

secondary

#B48FD0

accent

#47E19F

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#101509

muted

#7F837B

Preview Lab

Preview with #77CA39

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →